Slab



FIG. 1 is a perspective view of a slab showing our new design.

FIG. 2 is a top plan view of the slab as shown in FIG. 1 showing our newdesign.

FIG. 3 is a bottom plan view of the slab as shown in FIG. 1 showing ournew design; and,

FIG. 4 is a right side elevation view of the slab as shown in FIG. 1showing our new design, the left side elevation view, the frontelevation view and the rear elevation view being mirror images.

The ornamental design for a slab, as shown and described.